help, but recent research shows... ...nothing transforms schools like investing in advanced teacher education. let's build a strong foundation. let's invest in our teachers so they can inspire our students. let's solve this. >>> we are a few hours from the start of the presidential debate here in denver, colorado. and you can feel the famous rocky mountain air as a special electrical charge this afternoon. particularly behind me. this is one of the most fiercely contested states in the presidential election with the president and mitt romney running neck and neck. all of that could change tonight in the blink of an eye. stay with us as much more to come. plus, the day's top lines are just ahead. ♪ [ male announcer ] one in six. that's how many struggle with hunger in america. ♪ but what if there was a simple way to feed those in need? now, there is. shop walmart for select brands' low prices through october 12th and you help secure meals for local families. go to walmart.com/hunger and learn more about how you can join the fight. because hunger is a big problem and it needs a big answer.